Submission #1099541

#	Time	Username	Problem	Language	Result	Execution time	Memory
1099541		KasymK	Gap (APIO16_gap)	C++17	100 / 100	42 ms	1880 KiB

gap

#include "bits/stdc++.h"
#include "gap.h"
using namespace std;
#define ff first
#define ss second
#define all(v) v.begin(), v.end()
#define ll long long
#define pb push_back
#define pii pair<int, int>
template<class T>bool umin(T& a,T b){if(a>b){a=b;return 1;}return 0;}
template<class T>bool umax(T& a,T b){if(a<b){a=b;return 1;}return 0;}
const int MOD = 1e9+7;
const int N = 1e5+5;
ll a[N];
 
ll findGap(int t, int n){
	if(t == 1){
		ll l = 0, r = 1e18, id = 0, mn, mx, ans = 0;
        for(int i = 0; i < (n+1)/2; ++i){
            MinMax(l, r, &mn, &mx);
            a[id++] = mn, a[id++] = mx, l = mn+1, r = mx-1;
        }
        sort(a, a+n);
        for(int i = 0; i < n-1; ++i)
        	umax(ans, a[i+1]-a[i]);
        return ans;
    }
    ll s, T;
	MinMax(0, LLONG_MAX, &s, &T);	//n + 1
 
	ll d = (T-s+n)/(n-1), mx = 0, a = s;
	while(s + 1 < T){
		ll x, y;
		MinMax(s+1, min(s+d, T-1), &x, &y);
		if(~x){
			umax(mx, x-a);
          	a = y;
		}
		s += d;
	}
  umax(mx, T-a);
  return mx;
}

• Subtask 1: 30 / 30
• Subtask 2: 70 / 70